USB520995I5 - - Google Patents

Info

Publication number
USB520995I5
USB520995I5 US52099574A USB520995I5 US B520995 I5 USB520995 I5 US B520995I5 US 52099574 A US52099574 A US 52099574A US B520995 I5 USB520995 I5 US B520995I5
Authority
US
United States
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of USB520995I5 publication Critical patent/USB520995I5/en
Application granted granted Critical
Publication of US4009996A publication Critical patent/US4009996A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof
    • C14C3/20—Chemical tanning by organic agents using polycondensation products or precursors thereof sulfonated
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G14/00—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00
    • C08G14/02—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes
    • C08G14/04—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G14/00—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00
    • C08G14/02—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes
    • C08G14/04—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols
    • C08G14/06—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols and monomers containing hydrogen attached to nitrogen
    • C08G14/08—Ureas; Thioureas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
US05/520,995 1973-11-08 1974-11-05 Reaction products of phenolsulphonic acid-urea-formaldehyde as tanning agents and process for their manufacture Expired - Lifetime US4009996A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH15715/73 1973-11-08
CH1571573 1973-11-08

Publications (2)

Publication Number Publication Date
USB520995I5 true USB520995I5 (de) 1976-03-23
US4009996A US4009996A (en) 1977-03-01

Family

ID=4411334

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/520,995 Expired - Lifetime US4009996A (en) 1973-11-08 1974-11-05 Reaction products of phenolsulphonic acid-urea-formaldehyde as tanning agents and process for their manufacture

Country Status (12)

Country Link
US (1) US4009996A (de)
JP (1) JPS5075693A (de)
AR (1) AR205801A1 (de)
AT (1) AT333931B (de)
AU (1) AU7510874A (de)
BE (1) BE821940A (de)
BR (1) BR7409361A (de)
DE (1) DE2451720A1 (de)
FR (1) FR2250778B1 (de)
GB (1) GB1465309A (de)
NL (1) NL7414543A (de)
ZA (1) ZA747157B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH603796A5 (de) * 1976-04-22 1978-08-31 Ciba Geigy Ag
DE2834121C2 (de) * 1978-08-03 1980-08-21 Bayer Ag, 5090 Leverkusen Kondensationsprodukte aus Terphenylsulfonsäuren, Naphthalinsulfonsäuren, Bis-(4-hydroxyphenyl)-sulfon und Formaldehyd
DE4014977A1 (de) * 1990-05-10 1991-11-14 Basf Ag Kondensationsprodukte aus phenolmonosulfonsaeuren, dihydroxydiphenylsulfonen, harnstoff und formaldehyd
CA2034746C (en) * 1991-01-22 1997-11-18 Edward William Robins Method of neutralizing hazardous products and composition therefor
DE4118007A1 (de) * 1991-06-01 1992-12-03 Basf Ag Kondensationsprodukte aus sulfonierten phenolen, harnstoff, weiteren organischen stickstoff-basen und formaldehyd und ihre verwendung als gerbstoffe und als spruehhilfsmittel fuer redispergierbare polymerpulver
US5534611A (en) * 1993-10-29 1996-07-09 Nalco Chemical Company Sulfonated and carboxylated aminoethylenephosphonic acid and aminobis (methylene) phosphinic acid
EP0717114A3 (de) * 1994-12-15 1996-08-21 Ciba Geigy Ag Wässrige Zusammensetzung zum Vorgerben von Hautblössen oder Nachgerben von Leder
DE10250112A1 (de) * 2002-10-28 2004-05-06 Bayer Ag Kondensationsprodukt zum Nachgeben von Fe-gegerbtem Leder
US11248274B2 (en) 2011-06-02 2022-02-15 Lanxess Deutschland Gmbh Polysaccharide and/or polypeptide based graft polymers as synthetic tannins

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2129553A (en) * 1938-09-06 Tanning material
US2127068A (en) * 1934-05-11 1938-08-16 Geigy Ag J R Manufacture of tanning agents
US2271245A (en) * 1938-06-09 1942-01-27 Geigy Ag J R Manufacture of tanning substances
GB683084A (en) * 1949-06-20 1952-11-19 Geigy Ag J R Manufacture of new condensation products, being more especially improved tanning agents and their application
US2716098A (en) * 1951-02-13 1955-08-23 Geigy Ag J R Water soluble condensation products with a tanning action
US2809088A (en) * 1952-07-12 1957-10-08 Bayer Ag Process of retanning leather with a condensation product of sulfones of monohydric phenols, non-aromatic amines and formaldehyde
US3010779A (en) * 1958-03-22 1961-11-28 Bayer Ag Production of shrunk leather
US3475113A (en) * 1962-09-27 1969-10-28 Diamond Shamrock Corp Process for treatment of leather with condensates of aminoplast-sulfonated phenolic compounds
CA980512A (en) * 1971-11-26 1975-12-30 Badische Anilin- And Soda-Fabrik Aktiengesellschaft Tanning agents

Also Published As

Publication number Publication date
DE2451720A1 (de) 1975-05-15
GB1465309A (en) 1977-02-23
AU7510874A (en) 1976-05-13
ATA892274A (de) 1976-04-15
AT333931B (de) 1976-12-27
FR2250778A1 (de) 1975-06-06
AR205801A1 (es) 1976-06-07
FR2250778B1 (de) 1977-03-25
BE821940A (fr) 1975-05-07
BR7409361A (pt) 1976-05-18
JPS5075693A (de) 1975-06-20
ZA747157B (en) 1975-12-31
US4009996A (en) 1977-03-01
NL7414543A (nl) 1975-05-12

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